2012 YAMAHA GRIZZLY 550 Owners Manual

8-8
8
20 Differential gear oil
Change.
 Check ATV for oil leakage, and correct if neces-
sary. √√
21 Final gear oil 
Change.
 Check ATV for oil leakage, and correct if neces-
sary. √√
22 Cooling system 
Check coolant level and ATV for coolant leakage,
and correct if necessary. √√√√√
 Replace coolant. Every 2 years
23 *Moving parts and
cables

Lubricate. √√√√
24 *Drive select lever
safety system cable 
Check operation and adjust or replace if neces-
sary. √√√
25 *Throttle lever 
Check operation.
 Check throttle lever free play, and adjust if neces-
sary.
 Lubricate cable and lever housing. √√√√√
26 *Front and rear brake
switches

Check operation and correct if necessary. √√√√√
27 *Lights and switches 
Check operation and correct if necessary.
 Adjust headlight beams. √√√√√
NO. ITEM
CHECK OR MAINTENANCE
JOB INITIAL EVERY
Whichev- er comes first month136612
km
(mi) 320
(200) 1300
(800) 2500
(1600) 2500
(1600) 5000
(3200)
hours 20 80 160 160 320U1HS60E0.book Page 8 Tuesday, April 26, 2011 7:53 PM

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8
EBU23071TIP
Some maintenance items need more frequent service if you are riding in unusually wet, dusty, sandy or
muddy areas, or at full-throttle.
Hydraulic brake service
Regularly check and, if necessary, correct the brake fluid level.
 Every two years replace the internal components of the brake master cylinders and calipers, and
change the brake fluid.
 Replace the brake hoses every four years and if cracked or damaged.
U1HS60E0.book Page 9 Tuesday, April 26, 2011 7:53 PM

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8
EBU23090Removing and installing panels The panels shown need to be removed to perform
some of the maintenance jobs described in this
chapter. Refer to this section each time a panel
needs to be removed and installed.
EBU27385Panel A
To remove the panelPull upward on the areas shown.
1. Panel A
2. Panel B
3. Panel C
4. Panel D
5. Panel F
1
2
3
5
4
1. Panel E
2. Panel G
3. Panel H
1
3
2
U1HS60E0.book Page 10 Tuesday, April 26, 2011 7:53 PM

8-11
8To install the panel
Place the panel in the original position. Panel B
To remove the panel
1. Remove panel A.
2. Remove the front carrier by removing the
bolts.
1. Panel A
1. Carrier bolt (under the fenders)
U1HS60E0.book Page 11 Tuesday, April 26, 2011 7:53 PM

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8
3. Remove the front carrier stays by removing
the bolts.
4. Remove the quick fasteners, and then pull thepanel upward to remove it.
1. Front carrier
2. Carrier bolt (top)
1. Front carrier stay
1. Front carrier stay bolt
U1HS60E0.book Page 12 Tuesday, April 26, 2011 7:53 PM

8-13
8To install the panel
1. Place the panel in the original position, and
then install the quick fasteners. 2. Install the front carrier stays by installing the
bolts and tightening them to the specified
torque.
3. Install the front carrier by installing the bolts and tightening them to the specified torques.1. Panel B
2. Quick fastener
Tightening torque:Front carrier stay bolt:34 Nm (3.4 m ·kgf, 25 ft· lbf)
U1HS60E0.book Page 13 Tuesday, April 26, 2011 7:53 PM

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4. Install panel A.
Panel C
To remove the panel
1. Remove the seat. (See page 4-18.)
2. Remove the quick fastener screws, and then pull the panel upward to remove it. To install the panel
1. Place the panel in the original position, and
then install the quick fastener screws.
2. Install the seat.
Panels D and E
To remove a panel1. Remove panels A and C.
2. Remove the quick fastener screw and bolt, and then pull the panel upward to remove it.TIPTo ease removal of panel D, shift the drive select
lever into the reverse position.
Tightening torques:Carrier bolt (top):34 Nm (3.4 m ·kgf, 25 ft ·lbf)
Carrier bolt (under the fenders): 7 Nm (0.7 m ·kgf, 5.1 ft ·lbf)1. Panel C
2. Quick fastener screwU1HS60E0.book Page 14 Tuesday, April 26, 2011 7:53 PM

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1. Panel D
2. Quick fastener screw
1. Bolt
1. Panel E
2. Quick fastener screw
1. Bolt
U1HS60E0.book Page 15 Tuesday, April 26, 2011 7:53 PM